Walkera QR Infra X BNF without Transmitter Quadcopter Infrared Ibstacles Avoidance,Ultrasonic Altitude Hold

Features:

•The latest 6-Axis Stabilizing system ensures more stable flight.
•Adopted Infrared Obstacles Avoidance system helps aircraft to avoid the obstacles automatically
•Adopted Ultrasonic Altitude Hold system enables aircraft keep flying at relative height.
•When turn off the IR Sensor and Infra Sensor switches,the Infra X can make beautiful curvers by using only Aileron and Elevator and no Rudder.
•This is very perfect flyer for professional pilots as well as beginners!
  - See more at: http://www.hobbywow.com/en-walkera-qr-infra-x-bnf-without-transmitter-quadcopter-infrared-ibstacles-avoidance-ultrasonic-altitu-p232916.htm#sthash.fw0LHBRT.dpuf

http://www.hobbywow.com/en-walkera-qr-infra-x-bnf-without-transmitter-quadcopter-infrared-ibstacles-avoidance-ultrasonic-altitu-p232916.htm